In a survey of 1380 households, 1155 families said that they eat out at least once a week.   What is the percent margin of error for the proportion of families who eat out at least once a week? n = 1380 p =     (1-p) =    E=1.96 Error in decimal form =  _______ (round to three decimal places) Error in percent form =  _______ ( round to the nearest tenth of a percent)

Q: Calculate the Z value if  60% of all values of Z are larger

A: According to the provided information, 60% of all values of Z are larger

Q: 100 students at a college were asked whether they had completed their required English 101 course,…

A: Given information: Total number of students at a collage(n)=100. Number of students say "yes"…

Q: medical records show that the average body temperature is 98.4 degree fahrenheit with a standard…

A: Given information Body temperature Mean µ = 98.4 F Standard deviation σ = 0.5 Degree Pulse rate Mean…

Q: Example 3.3. Prices of hotdogs ($/oz.):…

A: The objective is to construct frequency table for the given data:

Q: Write the decimal as a percent. As 0.39 0.39%= St

A: The percentage is a common fraction with 100 as its denominator. The decimal point is a point that…

Q: If IQR is 0.46, find Usual Min and Usual Max? Usual Min 0.83 1.5 IQR = %3. Usual Max 1.63 + 1.5 IQR…

A:

Q: an individuals age, measured in days, would most likel be measured as a _____ variable.…

A: The levels of measurement scale are ordinal, nominal, interval and ratio.

Q: Calculate x¯ (x-bar) for the data shown, to two decimal places x 3.4 21.2 13.1 6.7 23.7 7.9 16 29.7…

A: 3.4,21.2,13.1,6.7,23.7,7.9,16,29.7,5.2

Q: The table shows the percent change in population from 2000 through 2006 for selected states. (a)…

A: The data is given as-StatePercentage ChangeState A3.3State B1.5State C-4.2State D1.3State E-1.1State…

Q: Question 12 Calculate the 25th percentile for the data below. 35, 4, 27, 44, 42, 10, 4, 14, -9

A: We have given the following data  35,4,27,44,42,10,4,14,-9

Q: 1. 180 part-time students were asked how many courses they were taking this term. The (incomplete)…

A: Given , Total number of students 180.

Q: What percentage of variation in GPAs can be explained by students' SAT scores? Round your final…

A: Coefficient of determination is the square of the correlation coefficient  (r2) and it explains that…

Q: Enter the numerical value only for the correct answer in the blank box. If a decimal point appears,…

A: The estimated regression equation is,y=11+10.8x1+11.13x2+3.20x3where  = 11 (intercept coefficient)…

Q: The data in the table below provide the relationship between breast-cancer incidence rate and…

A: Solution: From the given information,

Q: I took my dog comet to the vet last week, and as part of his checkup they weigh him on a scale that…

A: To find the absolute error and relative error

Q: In Oregon, 24.9% of the 1.998 million dosages given have been to people whose vaccination is…

A: Given that  In Oregon, 24.9% of the 1.998 million dosages given have been to people whose…

Q: E-cigare Lettery-operated devices that can deliver nicotine and other chemicals in water instead of…

A: (a) From the given data, at 6 months verified abstinence was 7.3% (21 of 289) with nicotine…

Q: ☐True ☐FalseThe numerator in a t-ratio reflects the central tendency of the difference between what…

A:

Q: 240 people are asked how many siblings they have? # of Siblings Frequency Relative Frequency…

A: Given that :  A frequency distribution table is given.  R. F represents relative frequency      =…

Q: Question 4 Find the value of y. Round to the nearest whole number. 32 48

A:

Q: Calculate the hospital death rate. Express in a percent. Round to two decimal places. January - June…

A: The given data is as follows: Total Inpatient Discharge1852Total Inpatient Deaths1,02,307Total…

Q: Express 0.225 as a percent

A: Given; 0.225.

Q: 1/2% of 412

A:

Q: Records at a hospital show that a certain surgical procedure takes and average 180.3 minutes with a…

A: The objective of this question is to find the range of values within which approximately 68% of the…

Q: c) Calculate first differences, second differences, and ratios. Which model appears most suitable…

A: Using difference to determine the model: By finding the differences between dependent values, you…

Q: Use r=-0.00012097 A papyrus scroll from ancient Egypt was written 4,800 years ago. To the nearest…

A: Given r=-0.00012097 (a) Given that the age of papyrus scroll is t=4800 years. Thus, the equation is…

Q: The following table shows the price (£) of potato per 10kg from 2010 until 2015. 2010 2011 2012 2013…

A: The single price index of 2014 based on 2010 is 150.9Explanation:To calculate the single price index…

Q: You get hired at Meijer, a new store in Boardman making $15.50 per hour right before you start…

A: You get hired at Meijer, a new store in Boardman making $15.50 per hour right before you start…

Q: % of 412 =

A:

Q: Suppose that the heights of adult women in the United States are normally distributed with a mean of…

A:

Q: During the first half of the year, 686 patients were admitted to the cardiovascular care unit. Of…

A: From the provided information, Number of patients who were admitted to the cardiovascular during…

Q: . Change these percents to decimals by Dividing by 100. % Decimal 25% 0.25 19% a. 288% b.…

A: we need to divide by 100 to convert percent to decimal

Q: Find x R. 15

A: Solution of the problem as follows

Q: 1. Devon is expected to receive 70% of the votes at the student council election. If there are 650…

A: Note: As per our guidelines we are supposed to answer only 1 question per post so i am solving first…

Q: An article reports "attendance dropped 7% this year, to 1700." What was the attendance before the…

A:

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.