Mathematics, 27.06.2019 20:40 andrewgainey1986
An educational psychologist wishes to know the mean number of words a third grader can read per minute. she wants to ensure that the estimate has an error of at most 0.19 words per minute. a previous study found that the mean was 40.5 words per minute. assuming that the standard deviation is 4.3, what is the minimum number of third graders that must be included in a sample to construct the 80% confidence interval? round your answer up to the next integer.
Answers: 2
Mathematics, 21.06.2019 15:30
Avegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide. find the total area of the vegetable garden and path
Answers: 1
Mathematics, 21.06.2019 19:40
Neoli is a nurse who works each day from 8: 00 am to 4: 00 pm at the blood collection centre. she takes 45 minutes for her lunch break. on average, it takes neoli 15 minutes to collect each sample and record the patient's details. on average, how many patients can neoli see each day?
Answers: 3
Mathematics, 21.06.2019 20:00
Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?
Answers: 3
Mathematics, 21.06.2019 20:00
James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 tokens, and the game costs the same number of tokens each time. the number t of tokens james has is a function of g, the number of games he plays. write the function’s formula? t=
Answers: 1
An educational psychologist wishes to know the mean number of words a third grader can read per minu...
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