# statistics

posted by .

In a standard Normal model, what value of z cut off the region described as the lowest 1.5%?

• statistics -

Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the Z score related to that proportion.

## Similar Questions

1. ### statistics

Solve the problem. The lifetime of a new brand of light bulb can be described by a Normal model with a mean of 2000 hours and a standard deviation of 250 hours. Find the percentage of light bulbs that will last more than 2600 hours. …
2. ### statistics

Assume the IQ's of men and women can be described by a Normal model with a mean of 100 and a standard deviation of 15. For the first part: What percent of people do you expect to have IQ's over 120?
3. ### Statistics

Suppose we have a population of scores with a mean (ì) of 200 and a standard deviation (ó) of 10. Assume that the distribution is normal. Provide answers to the following questions: What score would cut off the top 5 percent of scores?
4. ### Statistics

Suppose we have a population of scores with a mean (ì) of 200 and a standard deviation (ó) of 10. Assume that the distribution is normal. Provide answers to the following questions: What score would cut off the top 5 percent of scores?
5. ### statistics

Suppose we have a population of scores with a mean (μ) of 200 and a standard deviation (σ) of 10. Assume that the distribution is normal. Provide answers to the following questions: What score would cut off the top 5 percent …
6. ### stats

Suppose we have a population of scores with a mean (μ) of 200 and a standard deviation (σ) of 10. Assume that the distribution is normal. Provide answers to the following questions: What score would cut off the top 5 percent …
7. ### Statistics

What is the highest z-value for the lowest 10% of observations on the standard normal distribution?
8. ### Statistics

What is the lowest z-value for the highest 2% of observations on the standard normal distribution?
9. ### Statistics

What is the lowest z-value for the highest 2% of observations on the standard normal distribution?
10. ### Statistics

What is the lowest z-value for the highest 2% of observations on the standard normal distribution?

More Similar Questions