15.2 Audience Size- The music concert was attended by 250 people.Attendance at literacy night was 44% of attendance at the concert, how many people attended literacy night? Number of Percentage people Use the table to show or explain below how you found your answer: 250 100 Click to add textI

Q: A factory made 532 jars of creamy peanut butter and 228 jars of chunky peanut butter. What…

A: GivenNo.of creamy peanut butter made by factory =532No.of chunky peanut butter made by factory = 228

Q: Five friends went on a road trip and kept track of how long each of them spent driving. Road trip…

A:

Q: The students in Emilio's grade voted to select a guest speaker. 35 students voted for a famous…

A: Given, Total number of students (N) = 500 Number of students who voted for a famous athlete  (n) =…

Q: 95 percent divided .025 what is the z score?

A: The z-score is obtained as given below: PZ≤z=0.025z=ϕ-10.025=-1.96  Using Standard normal table

Q: amount should you set the table

A: The machine dispenses coffee into a  sixteen ounce cup. That is, x=16 The standard deviation is,…

Q: a written below, establish the Popularity Index for the following items that have been sold in a…

A: Introduction: Division is one in all the four elementary mathematical operations, beside addition,…

Q: 7.89 try it

A:

Q: You pick a card at random. 456 7 What is P(less than 7)? Write your answer as a percentage. % Submit

A: We have to find given probability.

Q: Setup: JP was curious about the sodium content of organic cornflakes. To investigate this, twenty…

A: a) The claim is that the mean sodium content of the brand of cornflakes differs from 130 milligrams.

Q: After three tests, a student has a test mean of 78%. What does the student need on the fourth test…

A:

Q: Victor, who just won the election for student body president at Castroville Middle School, tallied…

A: It is been asked to calculate the percent of votes from eighth grade using the given information.

Q: What’s 40% of 100

A: We have to find 40% of 100

Q: Hazel's Pizzeria sold 6,225 pizzas last year. 52% of the pizzas had onions. How many pizzas with…

A: Given  Total pizzas = 6225 52% of the pizzas had onions

Q: Find the class ranking. (Round your answer to the nearest whole number.) 43rd percentile out of 32…

A:

Q: 20% of the girls in class have blonde hair. 16 girls do not have blonde hair. How many total…

A: NOTE- AS we are allowed to answer one question in one session so, i have answere dfirst one for you…

Q: A group of adults were asked how many children they have in their families. The bar graph below…

A: The histogram helps in understanding the distribution of the data.

Q: For each, tell if you would multiply or divide and choose the number you'd use. a. A population…

A: This question can be solved using the concept of percentage.

Q: What is 35% f 80?a. 28b. 45c. 115d. 2,800

A: find 35% of 80

Q: what is the average of :4.5,5.25,8.95 and 7.3

A: There are 4 numbers in 4.5,5.25,8.95 and 7.3

Q: What percent of students preferred iced tea?

A: Total number of students = (840+390+830+510+430) = 3000 Number of students who preferred iced tea =…

Q: There are 85 students in Carly's grade. 68 of the students are enrolled in health. What percentage…

A: Given,no.of students who are enrolled in health=68and total no.of students=85

Contingency Table

A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.

Binomial Distribution

Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.