The local bakery bakes more than a thousand 1-pound loaves of bread daily, and the weights of these loaves varies. The mean weight is 1.6 lb. and 1 oz., or 754 grams. Assume the standard deviation of...


The local bakery bakes more than a thousand 1-pound loaves of bread daily, and the weights of these loaves varies. The mean weight is 1.6 lb. and 1 oz., or 754 grams.<br>Assume the standard deviation of the weights is 30 grams and a sample of 34 loaves is to be randomly selected.<br>(a) This sample of 34 has a mean value of x, which belongs to a sampling distribution. Find the shape of this sampling distribution.<br>O skewed right<br>O approximately normal<br>O skewed left<br>O chi-square<br>(b) Find the mean of this sampling distribution. (Give your answer correct to nearest whole number.)<br>754<br>v grams<br>(c) Find the standard error of this sampling distribution. (Give your answer correct to two decimal places.)<br>5.14<br>(d) What is the probability that this sample mean will be between 752 and 756? (Give your answer correct to four decimal places.)<br>.3035<br>(e) What is the probability that the sample mean will have a value less than 748? (Give your answer correct to four decimal places.)<br>0.0485 X<br>9:15 PM<br>O 4)<br>2/5/2021<br>O Tuno bere to search<br>

Extracted text: The local bakery bakes more than a thousand 1-pound loaves of bread daily, and the weights of these loaves varies. The mean weight is 1.6 lb. and 1 oz., or 754 grams. Assume the standard deviation of the weights is 30 grams and a sample of 34 loaves is to be randomly selected. (a) This sample of 34 has a mean value of x, which belongs to a sampling distribution. Find the shape of this sampling distribution. O skewed right O approximately normal O skewed left O chi-square (b) Find the mean of this sampling distribution. (Give your answer correct to nearest whole number.) 754 v grams (c) Find the standard error of this sampling distribution. (Give your answer correct to two decimal places.) 5.14 (d) What is the probability that this sample mean will be between 752 and 756? (Give your answer correct to four decimal places.) .3035 (e) What is the probability that the sample mean will have a value less than 748? (Give your answer correct to four decimal places.) 0.0485 X 9:15 PM O 4) 2/5/2021 O Tuno bere to search

Jun 07, 2022
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