Average number of employees per sme in gauteng

Reference no: EM13990297

The Department of Trade and Industry (DTI) conducted a survey to estimate the average number of employees per small and medium-sized enterprises (SME) in Gauteng. A random sample of 144 SMEs in Gauteng found that the average number was 24.4 employees. Assume that the population standard deviation is 10.8 employees and that the number of employees per SME is normally distributed.

(a) Estimate, with 95% confidence, the actual average number of employees per SME in Gauteng. Interpret the findings for the DTI. Use the z-table.

(b) Compute the confidence interval in (a) using Excel's NORMSINV formula to find the z-value.

Reference no: EM13990297

Questions Cloud

Explaining encryption standards to a nontechnical audience : Imagine that you are explaining encryption standards to a nontechnical audience. Use one of the following to help explain one of the cryptography standards: Flow chart, Cartoon and Animation

What is the equivalent annual annuity for each plane : What is the equivalent annual annuity for each plane? Enter your answer in millions. For example, an answer of $1.2 million should be entered as 1.2, not 1,200,000. Round your answers to two decimal places.

Mean size of orders received : Estimate, with 90% confidence, the mean size of orders received from all the mill's customers. (Use the z-table.) Compute (a) using Excel's NORMSINV formula to find the z-value.

Calculate the daily demand and duration of phase : The Geek of the Year store stocks and sells personal computer of type IQ69 for which demand is uniform and constant. Every 3 months, when the stock level fall down to 100 units of IQ69, they place an order for 1800 units of IQ69. If the store uses 30..

Average number of employees per sme in gauteng : Estimate, with 95% confidence, the actual average number of employees per SME in Gauteng. Interpret the findings for the DTI. Use the z-table.

Discusses the evolving ideas of western civilization : What is the West?" discusses the evolving ideas of western civilization and the questions one should ask when studying it. Reflect on these ideas and how one should analyze the materials of the course. 250 or 300 words. APA format, site all reference..

As criticism of cultivation theory : As a criticism of Cultivation Theory, some researchers stress the importance of selective exposure to specific types of programming (vs. number of hours of general exposure) and the apparent increase in variety due to a broader selection of channels?..

Find the velocity with which it strikes the positive plate : An electron moves from one plate to another across which there is a potential difference of 2000 V. Find the velocity with which it strikes the positive plate.

Write a program that asks the user : Tsubo is a Japanese unit of measure for area. One Tsubo is equal to 35.58 square feet. Write a program that asks the user if they want to convert from Tsubo to square feet or from square feet to Tsubo

User Account

All Pages