Question: Please highlight the answers - PART A From the distribution table, find the column heading for c = 0.950 and read down the column until

Please highlight the answers -PART A From the distribution table, find

Please highlight the answers -

PART A

From the distribution table, find the column heading for c = 0.950 and read down the column until you reach the entry in the row headed by d.f. = 26. The intersection of the column and row in the table is the value of the; for a sample of size 27.Use the Student's t distribution to find t for a 0.99 confidence level when the sample is 17. In USE SALTWhat percentage of hospitals provide at least some charity care? Based on a random sample of hospital reports from eastern states, the following information is obtained (units in percentage of hospitals providing at least some charity care): 56.7 56.3 53.3 65.9 59.0 64.7 70.1 64.7 53.5 78.2 USE SALT Assume that the population of x values has an approximately normal distribution. (a) Use a calculator with mean and sample standard deviation keys to find the sample mean percentage x and the sample standard deviation s. (Round your answers to four decimal places.) X S % (b) Find a 90% confidence interval for the population average & of the percentage of hospitals providing at least some charity care. (Round your answers to one decimal place.) lower limit upper limit

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