### Pair of dice probability

Assignment Help Basic Statistics
##### Reference no: EM1315675

A pair of dice is rolled. What is the probability of each of the following? (Round your answers to three decimal places.)

a) the sum of the numbers shown uppermost is less than 6.

b) at least one 3 is cast.

### Write a Review

#### Probability for simple random sample

What is the probability that a simple random sample of 40 male graduates will provide a sample mean within \$10,000 of the population mean, \$168,000 (to 4 decimals)?

#### What is a 95% confidence interval for the odds ratio

What is the intercept for the logistic regression equation and What is a 95% confidence interval for the odds ratio

#### Finding degree of confidence for interval

Use value you found in part a to find out degree of confidence for interval 65.65

#### Analysis of data sets assignment

Analysis of data sets assignment

#### Likelihood that any flight arrives within schedule time

Suppose the likelihood that any flight on Northwest Airlines arrives within 15 minutes of scheduled time is .90. We choose four flights from yesterday for study.

#### Correlation coefficient between two variables

The paired data below consist of the test scores of 6 randomly selected students and the number of hours they studied for the test.

#### Coefficient of determination of model

A regression model between sales (Y in \$1,000), unit price (X 1  in dollars) and television advertisement (X 2  in dollars) resulted in the following function:        = 7 - 3X1 + 5X 2  For this model SSR = 3500, SSE = 1500, and the sample size is 18...

#### Estimating the p-value and power value

The main purpose of this exercise is to check your understanding of significance level, p-values and power .

#### Binomial distribution concept

A business owner decides to use a binomial distribution to solve one of his problems.

#### Determining mutually exclusive events

Events A and B are mutually exclusive events defined on common sample space. If P (A) 0.5 and P (A or B) = 0.70, determine P (B).

#### Probability of cost value

For the mold described in (g), can you find the probability that it's COST value will exceed \$150,000? If yes, obtain this probability. If no, why not?

#### Sampling technique for study

Explain why random samples are preferred to nonrandom samples.