A store gathers some demographic information from their customers. The following chart summarizes the age-related information they collected: Age Number of Customers <20<20 93 20-30 84 30-40 50 40-50 99 50-60 81 ≥60≥60 62 One customer is chosen at random for a prize giveaway. What is the probability that the customer is at least 30 but no older than 50?    What is the probability that the customer is either older than 60 or younger than 20?    What is the probability that the customer is at least 60?    Enter your answers as either decimals or fractions, not as percents.

Q: A manager gathers some demographic information from the store's customers. The following chart…

A:

Q: A store manager gathers some demographic information from the store's customers. The following chart…

A: a. The age-related information of customers of a store is given.

Q: A store manager gathers some demographic information from the store's customers. The following chart…

A:

Q: A store manager gathers some demographic information from the store's customers. The following chart…

A: Given data is Age No. of customers &lt;20 99 20-29 80 30-39 96 40-49 53 50-59 91 ≥60…

Q: In a class of students, the following data table summarizes how many students have a brother or a…

A: The probability that a student chosen randomly from the class does not have a brother is obtained…

Q: A store manager gathers some demographic information from the store's customers. The following cha…

A: Agef&lt;206020-299530-398740-496750-59786071Totaln = 458

Q: A store manager gathers some demographic information from the store's customers. The following chart…

A:

Q: The following table lists the number of unicyclists in Corvallis, OR. by age group. Age Group…

A: From the provided information, Total frequencies = 35 + 34 + 19 + 34 + 55 + 28 + 44 = 249 Frequency…

Q: A manager gathers some demographic information from the store's customers. The follow the…

A: In this problem, we have given the demographic information from the store's customers. If one…

Q: A manager gathers some demographic information from the store's customers. The following chart…

A: a) 140/447b) 233/447c) 94/447Explanation:We have the data:AgeNumber of…

Q: A manager gathers some demographic information from the store's customers. The following chart…

A: Total number of customers =95+81+...53=471

Q: A store gathers some demographic information from their customers. The following chart summarizes…

A: The frequency distribution table corresponding to the ages and the number of customers is given.

Q: Eighteen of the 100 digital video recorders (DVRs) in an inventory are known to be defective. What…

A: According to the given information, we have Total number of video recorders = 100 Number of…

Q: a. What is the probability that the customer is at least 30 but no older than 49? b. What is the…

A: here use given frequency distribution here in given table total 487 customer involve in survey here…

Q: The term "household penetration" defines the percentage of households that purchase a particular…

A: given data P(household penetration for toilet paper) = P(purchase  toilet paper) = 0.97∴P(not…

Q: A store manager gathers some demographic information from the store's customers. The following chart…

A: Given:   Age Number of customers 20 61 20-29 86 30-39 90 40-49 73 50-59 78 60 84

Q: A store manager gathers some demographic information from the store's customers. The following chart…

A:

Q: A manager gathers some demographic information from the store's customers. The following chart…

A: Given Information: Age Number of Customers &lt; 20 78 20 - 29 81 30 - 39 88 40 - 49 97…

Q: summarizes the age-related information they collected: Age Number of Customers 60 65 61 72 64 88 94…

A: Age number of customers &lt;20 65 20-29 61 30-39 72 40-49 64 50-59 88 &gt;=60 94 Total…

Q: Eight percent of Americans have a master’s degree. If five Americans are selected at random, what is…

A:

Q: Eight percent of Americans have a master’s degree. If five Americans are selected at random, what is…

A: Let X represent random variable   n=5 p=0.08   X~ binomial (5, 0.08)

Q: A store manager gathers some demographic information from the store's customers. The following chart…

A:

Q: A store manager gathers some demographic information from the store's customers. The following chart…

A: From the given table we know that Total no.of customers(n)=70+96+59+90+95+73Total no.of…

Q: Part-time Full-time Total No Gym Membership 16 48 64 Gym Membership 11 55 66 Total 27 103 130   A…

A: The given summary table is, The probability that the student has a gym membership and they are part…

Q: In a poll conducted on February 3 through 18 in 2021  41% of the United States was found to be…

A: From the provided information,41% of the United States was found to be Independent in political…

Q: A store manager gathers some demographic information from the store's customers. The following chart…

A:

Q: For a story she is writing in her high school newspaper, Grace surveys moviegoers selected at random…

A: There are two categorical variables which are rating and age. Rating has 2 types which are thumbs up…

Q: A store manager gathers some demographic information from the store's customers. The following chart…

A: Given data is  Age No. of customers &lt;20 97 20-29 57 30-39 81 40-49 66 50-59 69 ≥60…

Q: In a large college, 20% of the students have experienced feelings of math anxiety. If you take a…

A: 20% of the students have experienced feelings of math anxiety.Sample size

Q: A store manager gathers some demographic information from the store's customers. The following chart…

A: Solution-: From the given table we want to find  (a) P(the customer is at least 30 but no older than…

Q: In a survey of employee satisfaction, the following table summarizes the results in terms of…

A: male female total satisfied 27 18 45 dissatisfied  33 22 55   60 40 100

Q: A store gathers some demographic information from their customers. The following chart summarizes…

A: Calculating the probability of age groups: Age Number of Customers Probability=Number of…

Q: A group of 140 students at an elementary school were asked if they prefer the color orange to the…

A:

Q: One customer is chosen at random for a prize giveaway. (Round answers to 4 decimal places.) a. What…

A:

Q: Fortune magazine publishers an annual list of the 500 largest companies in the United States. The…

A: P(event A)=no. of outcomes favorable to A/ total n. of outcomes P(A or B or C) = P(A)+P(B)+P(C) when…

Q: A company is conducting a survey to determine how prepared people are for a long-term power outage,…

A: Given data; Response Frequency very prepared 260 somewhat prepared 993 not too prepared 529…

Q: A store manager gathers some demographic information from the store's customers. The following chart…

A: a. The age-related information of customers of a store is given.

Q: The table shows the number of college students who prefer a given pizza topping. toppings freshman…

A: The table shows the number of college students who prefer a given pizza toppings

Q: A manager gathers some demographic information from the store's customers. The following chart…

A: The probability that the customer is at least 20 but not older than 50 is given by,  The customers…

Q: The following table lists the number of unicyclists in Corvallis, OR. by age group. Age Group…

A: Required probability is P(is not between 20 and 29)

Q: A store gathers some demographic information from their customers. The following chart summarizes…

A: Solution: The given data is

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.