An automobile club reported that the average price of regular gasoline in a certain state was $2.63 per gallon. The following data show the price per gallon of regular gasoline for 15 randomly selected stations in the state. Complete parts a through c below. 2.66 2.56 2.55 2.66 2.57 2.61 2.63 2.58 2.68 2.64 2.69 2.72 2.75 2.51 2.61 a. Construct a 95% confidence interval to estimate the average price per gallon of gasoline in the state. to $ The 95% confidence interval to estimate the average price per gallon of gasoline in the state is from $ (Round to the nearest cent.)

A manufacturer of aluminium cans measured the level of impurities in 24 cans. The amounts of impurities, in percent, were as follows.   3.6 1.6 2.0 2.4 6.7 1.4 3.2 5.2 3.8 5.6 8.9 4.1 4.5 4.7 5.0 2.8 5.8 6.1 3.9 6.9 8.0 3.4 3.2 3.8     part 2. yes or no

The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a DVD player made by the company over the past 12 months are satisfied with their products. The possible responses to the question "How many DVD players made by other manufacturers have you used?" result in Select one: a. a ratio scale variable. b. an interval scale variable. c. a nominal scale variable. d. an ordinal scale variable.

A recent survey by the US sent to spiero determined that the median monthly housing rent was $637 if the 1st quartile for monthly. Housing rent was $476. Find the percent of monthly housing rents that were the following values. A) more than $476 B) less than $637 C) between $476 and $637

Identify the level of measurement corresponding to a data set "Cost of a Women Wool Coats" that is associated with a winter budget (NOTE: No actual data is displayed).   A. Interval   B. Ordinal   C. Ordinal   D. Ratio   E. Cannot be classified

Please Answer my question A,B, C 3 sub parts .... Because I know this team can answer max 3 sub parts... Please answer my question with the parts... Thank u god bless u

Determine the level of measurement of the variable. a. an officer's rank in the military. (Captain, Major, Lieutenant Colonel, ...) a. weight of rice bought by a customer. b. a student's favorite sport. c. Number on the football player jersey. d. Temperature

The sum of the Female category represents the number of _____ surveyed. ?

A manufacturer of aluminium cans measured the level of impurities in  24  cans. The amounts of impurities, in percent, were as follows. 1.5 2.0 2.7 1.3 2.9 6.2 3.1 4.8 3.5 3.7 2.9 3.9 4.1 2.2 4.2 1.9 1.1 4.4 4.9 1.8 5.2 5.8 3.3 2.9       Construct a boxplot for the given sample.

3. Find the missing value in the given proportion