Math

StatisticsQ&A LibraryThe Acme Company manufactures widgets. The distribution of widget weights is bell-shaped with a mean of 63 ounces and a standard deviation of 11 ounces. Using the Empirical Rule, answer the following questions. Suggestion: Sketch the distribution. a) 99.7% of the widget weights lie between 1 and b) What percentage of the widget weights lie between 41 and 96 ounces? c) What percentage of the widget weights lie below 74?Question

Asked Feb 27, 2019

13052 views

1 Rating

Tagged in

Find answers to questions asked by student like you

Show more Q&A

Q: Let x represent the dollar amount spent on supermarket impulse buying in a 10-minute (unplanned) sho...

A: given x represent the dollar amount spent on supermarket impulse buying in a 10-minute shopping inte...

Q: What does it mean when two variables are described as “positively correlated”?

A: In statistical analysis to measure the relation between two bivariate data, then if the change of a ...

Q: Find the probability of an event E if the odds for E is equal to the odds against

A: Odds of an event:The odds an event is given by the ratio of the probability of the event to its prob...

Q: Which statement regarding correlation is true? A. The dependent variable is assigned to the Y axi...

A: Correlation coefficient - r:The Karl Pearson’s product-moment correlation coefficient or simply, the...

Q: Assume that a populatio of thousands of people whose responses were used to develop the anxiety test...

A: Hey, since there multiple subparts posted, we will answer first three subparts. If you want any spec...

Q: Need (b) and (c) Let X denote the data transfer time (ms) in a grid computing system (the time requi...

A: (a)Finding the values of α and β :The random variable X represents the data transfer time in a grid ...

Q: I need help with understanding standard deviation. How to calculate it from the mean?

A: The standard deviation describes the spread of the data distribution from the mean of the given data...

Q: Let z=a be a positive z score in a standard normal distribution. If the area under z>a is 0.4, th...

A: Standard normal distribution:A normal distribution with mean (µ) 0 and variance (σ2) 1 is called sta...

Q: The contingency table shows the distribution of a random sample of fatal pedestrian motor vehicle co...

A: a) The expected counts for each cell in the provided contingency table can be calculated by using th...