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1. For the following data, construct a 95% prediction interval for x = 12.
x
1
3
5
7
9
11
y
16
36
43
65
80
88
2. The data given below are from a random sample of height (in inches) and weight (in pounds) of seven basketball players.
Height
73
83
77
85
71
Weight
186
234
208
237
265
190
220
Construct a 99% prediction interval for height equal to 90. Interpret the result and state any assumptions.
A random sample of 225 SAT scores has a mean of 1522. Assume that SAT scores have a population standard deviation of 300. construct a 95% confidence interval estimate of the mean SAT scores.
What is the maximum error of estimate for p ?
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