The manager of an online shop wants to determine whether the mean length of calling time of its customers is significantly more than 3 minutes. A random sample of 100 customers was taken. The average length of calling time in the sample was 3
1 minutes with a standard deviation of 0.5 minutes. At a 0.05 level of significance, it can be concluded that the mean of the population is:A) significantly greater than 3.
B) not significantly greater than 3.
C) significantly less than 3.
D) not significantly different from 3.10.
A
You might also like to view...
Companies discovering that customers are the best source of new-product ideas is called the "democratizing" of innovation
Indicate whether the statement is true or false
A partnership need not obtain permission from the state before it legally conducts business
Indicate whether the statement is true or false
Location planners use a site evaluation to determine how to design store layouts
Indicate whether the statement is true or false
Firms that develop such close relationships with customers that they seem to deliver customized goods and services are engaged in ________ marketing.
A. shotgun marketing B. one-to-one marketing C. concentrated target marketing D. undifferentiated marketing E. differentiated marketing