Single population mean test

Reference no: EM1317038

The management of White Industries is considering a new method of assembling its golf cart. The present method requires 42.3 minutes, on the average, to assemble a cart. The mean assembly time for a random sample of 24 carts, using the new method, was 40.6 minutes, and the standard deviation of the sample was 2.7 minutes. Using the .10 level of significance, can we conclude that the assembly time using the new method is faster?

Reference no: EM1317038

Questions Cloud

Prepare an income statement : MBA 640 Exam 1, Spring 1, 2014: Compute the unit product cost for one barbeque grill for each of the costing methods described in Chapter 9. Prepare an income statement for the year using the absorption approach.

Determining the largest possible value : Let 3 trails (they may not be independent), each of which is either success or not. Let X denotes number of successes. Assume E[X] = 1.8. Determine the largest possible value of P(X=3)?

Equilibrium level of output and local bookstore sales : Derive the book supply curve where price is expressed as a function of output. Calculate the equilibrium level of output and local bookstore sales revenue.

Sample of a radioactive element decreases : Multiple choice questions in Nuclear chemistry - As the temperature of a sample of a radioactive element decreases, the half-life will

Single population mean test : Using the .10 level of significance, can we conclude that the assembly time using the new method is faster?

Synthetic division method to find the quotient and remainder : Synthetic division method to find the quotient and remainder.

Determine the net income : MBA 640 Exam 1, Spring 1, 2014, Determine the net income for the month of December and for the month of June.

Hypothesis test for difference having two population mean : At the .05 significance level, is the number of units produced on the afternoon shift larger?

Questions based on radioactive decay : Multiple choice questions in Radioactive Decay - electron emitted from the nucleus during some kinds of radioactive decay is known

User Account

All Pages