Mathematics, 19.12.2020 04:40, antoinewill05

PLZ HELP Due in an hour! Ali, a seventh grade student, was asked to flip a penny 100 times and record how many tails and heads came up. Before doing the experiment, Ali predicted the probability of heads and tails to both be 0.5. When the experiment was complete Ali counted 77 tails and 23 heads.

1. Where Ali’s results consistent with her predictions? Explain your answer.

2. According to Ali’s experiment results, predict how many heads Ali would get if she were to flip the penny 200 times.

3. What would you expect to happen to the results the more times Ali flips the penny?

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 14:00, lashayreed02

Tracy solved the following problem. which of the statements is true? 9 ÷ 3 + 6 × 2 3 + 6 × 2 9 × 2 18 her answer is correct. her answer is incorrect. she should have multiplied before dividing. her answer is incorrect. she should have multiplied before adding. her answer is incorrect. she should have added before dividing.

Answers: 1

continue

Mathematics, 21.06.2019 14:40, chem1014

Asequence is defined recursively by the formula f(n + 1) = f(n) + 3 . the first term of the sequence is –4. what is the next term in the sequence? –7–117

Answers: 1

continue

Mathematics, 21.06.2019 19:00, kadams3836

The length of a rectangular piece of land is 92 yards more than three times its width. the perimeter is 760 yards. find its dimensions.

Answers: 1

continue

Mathematics, 21.06.2019 19:30, uchapman6286

What is the lcm of 16 and 40 ? 24 and 40 ?

Answers: 2

continue

Do you know the correct answer?

PLZ HELP Due in an hour! Ali, a seventh grade student, was asked to flip a penny 100 times and reco...