Approximate the maximal margin of error, E, by using z from above, the giv and the sample size, n. Recall that n = 45 and o = 7.50. (Round your answer to two decimal places. Z0.99 7,50 2.58 2.58 V45 2.88 2.88 Step 3 Find a 99% confidence interval for . (Round your answers to two decimal places. Recall that@ = x = 37.5 and E = 2,88. -E =. û + E = lower limit upper limit

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Approximate the maximal margin of error, E, by using z, fromn above, the giv
and the sample size, n.
Recall that n = 45 and o = 7,50. (Round your answer to two decimal places.)
E = Z0.99n
7.50
2.58
2.58
45
2.88/
2.88
Step 3
Find a 99% confidence interval for t. (Round your answers to two decimal places
Recall that =
= x = 37.5 and E= 2,88,
lower limit
E =.
+E =
upper limit
Transcribed Image Text:Approximate the maximal margin of error, E, by using z, fromn above, the giv and the sample size, n. Recall that n = 45 and o = 7,50. (Round your answer to two decimal places.) E = Z0.99n 7.50 2.58 2.58 45 2.88/ 2.88 Step 3 Find a 99% confidence interval for t. (Round your answers to two decimal places Recall that = = x = 37.5 and E= 2,88, lower limit E =. +E = upper limit
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