Mathematics, 19.12.2020 04:50 DESIREEHANCOTTE10
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
Mathematics, 21.06.2019 20:00
Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total
Answers: 2
PLZ HELP Due in an hour!
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