Compute the population standard deviation for this random

Reference no: EM13634866

The management of a shop has gathered data on customer purchasing habits, and knows that 20% its customers typically make an additional purchase (e.g., cold drink, food item) beyond their hot beverage of coffee or tea. Let x represents the number of customers making purchases. What discrete probability distribution best describes this context? Is it reasonable to presume that customers make their purchases independently of each other? For all practical purposes, lers presume yes.] Answer the following questions.

If a population of 10000 customers is considered, how many on average would be expected to make these additional purchases?

and

Compute the population standard deviation for this random variable and use your answer from the previous question in order to complete the following observation: Out of a population of 10000 customers, on average _____ customers make additional purchases, give or take _____ customers.

please show work and if can be done in excel

Reference no: EM13634866

Questions Cloud

In 1998 20 of university undergraduate students had at : in 1998 20 of university undergraduate students had at least one tattoo. a health practitioner obtains a random sample

Is there evidence to suggest the proportion of males who : a recent survey was conducted where 431 of 643 males said they thought u.s. air travel is safer now than it was prior

A multiple choice test consists of 5 questions each with 4 : a multiple choice test consists of 5 questions each with 4 possible answers. what is the probability that a student

Suppose you know that the distribution of sample : suppose you know that the distribution of sample proportions of the residents of one town over 70 years old in samples

Compute the population standard deviation for this random : the management of a shop has gathered data on customer purchasing habits and knows that 20 its customers typically make

The mean of a normal distribution is 406 pounds the : the mean of a normal distribution is 406 pounds. the standard deviation is 10 pounds. what is the area between 422

A national manufacturer of unattached garages discovered : a national manufacturer of unattached garages discovered that the distribution of the lengths of time it takes two

What is wrong with this statement high linear correlation : what is wrong with this statement? high linear correlation proves that the explanatory variable variable x caused the

A bank wishes to estimate the mean credit card balance owed : a bank wishes to estimate the mean credit card balance owed by its customers. the population standard deviation is

User Account

All Pages