How to measure a basketball court

1 answer:

8 0

Well, by using a yard stick. Using a ruler is too small, for a basketball court, because it measures both feet and inches, and since a court is WAY BIGGER than that, then you have to use a yard stick to measure it.

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Michael thought he could read 23 pages of his book in class. He was only able to read 20. what is his percent error

Cerrena [4.2K]

Percent error is calculated using

((Actual - predicted) / actual) * 100

In this case, the actual value of the number of pages he read is 20. The expected value was 23. So simply plug in:

((20 - 23) / 20) * 100 = -15%

Please don’t forget to like and mark brainliest

8 0

2 years ago

A pastry recipe calls for 3 cups of flour to make 8 servings. How many cups of flour are needed to make 6 servings?

natima [27]

The answer is A. If you divide 3/8 which equals .375. Then you multiply .375 by 6 to get 2.25!

:D Hope this helps!

5 0

3 years ago

Read 2 more answers

You are to take a multiple-choice exam consisting of 64 questions with 5 possible responses to each question. Suppose that you h

damaskus [11]

Answer:

a) Expected score on the exam is 12.8.

b) Variance 10.24, Standard deviation 3.2

Step-by-step explanation:

For each question, there are only two possible outcomes. Either you guesses the answer correctly, or you does not. The probability of guessing the answer of a question correctly is independent of other questions. So we use the binomial probability distribution to solve this question.

Binomial probability distribution

Probability of exactly x sucesses on n repeated trials, with p probability.

The expected value of the binomial distribution is:

$E(X) = np$