## why do we need mean median and mode

Mean, Median, Mode, and Range The range of a list a numbers is just the difference between the largest and smallest values. Find the mean, median, mode, and range for the following list of values: 13, 18, 13, 14, 13, 16, 14, 21, 13, but you don't have to use this formula. You can just count in from both ends of the list until you meet in the middle, if you prefer, especially if your list is short. Either way will work. Find the mean, median, mode, and range for the following list of values: 1, 2, 4, 7 The values in the list above were all whole numbers, but the mean of the list was a decimal value. Getting a decimal value for the mean (or for the median, if you have an even number of data points) is perfectly okay; don't round your answers to try to match the format of the other numbers.

## why do we need to conserve petroleum

Coal, oil and natural gas are fossil fuels. They have been in existence for millions of years. Many people use these fuels as an energy source. However, fossil fuels are non-renewable; if resources are depleted, they will never be available again. It is therefore important to conserve fossil fuels, using alternative sources of energy when possible. What Are Fossil Fuels? Fossil fuels are so named because they formed from the remains of living things. The term usually refers to coal, natural gas and oil. People use these fuels as an energy source for heating their homes, for cooking and for creating electricity. People have been using fossil fuels for 3,000 to 5,000 years. The earliest use of coal dates back to China, about 3,000 years ago. ...

## why do we pray namaz what is intercession

Mr050702 hahahahahha turkic and turkish are two diffrent things many tribes in pakistan have turkic origin paswal. mughal some pathan. torkhan qizilbash bakarwal too many to name all the muslim rulers of the subcontinent were turkic in origin so yeah they wer turk mamluks of delhi. babur and the mughals. thats why urdu which originates fron the mongol turkic word ordu which means army urdu original name meant language of the high army camp come on stop being mischevious its clear from your poor english that your from the subcontinent you should know this already or did you not go to school. i dont believe you didnt know im not from the subcontinent iand i know the history you should be embarresed to write what you did lol Sometimes, you might think to yourself that its ok to pray and talk

## why do you have to pay income tax

Every around April 15, you'll hear adults of all ages groan about Бtax day. " That's because and state tax forms are due around that time. But have you ever wondered why you have to pay taxes? In the United States, we have governments at the local, state and national ( ) levels. These governments have various parts to them, including legislators (who make laws), executives (who enforce laws), and many others. The money these government workers receive to do their jobs comes from taxes. Taxes take many forms, too. When you work at a to make, you pay taxes. Depending on how much money you make, a certain (part) of the money you make is (kept out of your paycheck and sent to the government). When you buy things at a store, you also usually pay sales tax, which is a of the cost of the item

## why do we need to drink plenty of water

You're sick and everyone seems to tell you to drink plenty of water. You в being an inquisitive sort в lie in your bed with the covers pulled up to your neck and wonder, "Why do I have to drink water? " Believe it or not, it is not senseless hooey, but rather sound medical advice. Several legitimate reasons may be given for why drinking plenty of water is a good idea when you're sick, all of which relate to the prevention of dehydration and its adverse health effects. When you are sick, you may not feel like eating or drink anything. Your body, however, requires a minimum amount of water each day to function normally and clear toxins в regardless of whether you're sick or well. You may find liquids more appealing than solid foods when you're under the weather, so that may help. To meet

## why do we bleed on your period

Both experts swear this is extremely unlikely. (TSS) is a very rare but life-threatening complication that can happen as a result of a bacterial infection, and it was associated with the use of super-absorbant tampons in the past. When it was most prevalent in 1980, the rate was only 6 to 12 per 100,000 menstruating women ( ). By 1986, that rate dropped to 1 in 100,000. And, obviously, tampons have changed even more in the last 30 years. That said, it can happen, so if you have a super-high fever, you're nauseous, and your skin is flaking off (the major symptoms), call your doctor ASAP, says Minkin. But really, you shouldn't be too worried. It's safe to leave a tampon in overnight, says Minkin. ...

## why do we need to crack hydrocarbons

CRACKING ALKANES This page describes what cracking is, and the differences between catalytic cracking and thermal cracking used in the petrochemical industry. Cracking What is cracking? Cracking is the name given to breaking up large hydrocarbon molecules into smaller and more useful bits. This is achieved by using high pressures and temperatures without a catalyst, or lower temperatures and pressures in the presence of a catalyst. The source of the large hydrocarbon molecules is often the naphtha fraction or the gas oil fraction from the fractional distillation of crude oil (petroleum). These fractions are obtained from the distillation process as liquids, but are re-vaporised before cracking. ...

## why do we need to store food

Plants store food for lots of different reasons. Stored food helps them to survive,grow and reproduce. We are lucky that they do so because if they didn't do so everything living would die out. The reason for this is that the main food resource for every living thing is plant. In the summer-time, plants photosynthesis more and so more food is produced by them. The food produced by them can't be wasted and so they store it. Storing the food helps them to use it in winter and survive because there is very less sunlight available and so they photosynthesis less. For example, carrots store food in its roots and live on it all winter and in summers a new plant grows from these roots. When they have extra food they store it in their seeds and when the seed grows it gets it's food from the plant

## why do you have to take senokot at night

i always take it in the morning because if i take it at night as indicated on the bottle/packet (if it s the tablets) it always wakes me at like 4 in the morning to do it s business. while if i take it between 8 and 11 in the morning i will know that my constipation will be relieved between 2pm and 5pm sometime (depending on what time i took the senokot) and i get an unbroken night sleep. i get no cramping if i take it during the day, but if i take it at night (as indicated) it s the cramps that wake me and send me running to the bathroom. so in truth, i honestly don t know WHY they tell you to take them at night. in fact, it says on the bottle for the liquid senokot that if you are giving it to a child between ages 6-12 to give it in the morning and NOT at night. (it should not be used

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