A researcher is interested in estimating that average commute time of people in a city. assume that the commute time follows a normal distribution with a standard deviation of 9.4 minuets. the researcher takes a sample of 10 people and obtains the average communte time of 26.3 minuets. estimate 99% confindence interval for the population mean, that is the error term

step-by-step explanation:

the answer is a

step-by-step explanation:

because your just changing the position of where the shape is

choice b is correct

step-by-step explanation:

we have been given the following system of linear inequalities;

we are required to graphically determine the solution to these system of inequalities. using a graphing tool, the solution is as shown in the attachment below;

b

2

−

b

b

3

+

7

b

2

+

14

b

+

6

%

−

3

b

3

+

7

b

2

+

14

b

+

6

%

step-by-step explanation: