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Q: Find the regression line of the points: (12.7, 18.7),   (9.1, 17.2),   (15.3, 14.5),   (19.5, 12.9)

A:

Q: Suppose X ~ N (-2,3). Between what c values does 99.73% of the data lie?

A: The mean is -2 and the standard deviation is 3.

Q: In a certain state, it was predicted that next year's sales tax should not change by more than 8% of…

A: maximum change in sales tax for upcoming years = find out 8% of 6% sales tax.

Q: What is the estimated slope?

A: Given:

Q: what should you put for the output range?

A: Solution:  The procedure of performing the one way ANOVA are One way ANOVA test can be performed…

Q: A hamburger place estimates the materials for each hamburger cost $.75. On a given day. the place…

A:

Q: The level of fame of an artist is assigned from 1 to 10, with 10 signifying the most famous artist.…

A: To predict the selling price of a painting for an artist with a fame level of 5 using the given…

Q: Explain in detail how regression analysis can be used to forecast the demand for a firm’s product or…

A: The literal meaning of word regression means stepping back or going back toward the average.

Q: Date Price 2013 $3.50s 2014 $3.58 Le 2015 $2.429 2016 $2.143 Price index

A:

Q: The unadjusted federal minimum wage has been a constant value of $7.25 since 2009. What trend do you…

A: From the plot it is evident that the unadjusted federal minimum wage from 2009 to 2020 had been…

Q: Suppose you own stock in Beach Front Resort Inc. which had earnings of $2.09 per share last year. If…

A: if you find my answer helpful please put thumbs up. thank you. the required solution is given below…

Q: A market researcher states that she has 95% confi-

A: The meaning of this statement is given as:

Q: Suppose that you have bought a total of 3000 shares of stock of a particular company. You bought…

A: There are 1200 shares of stock at $17 per share, 1000 shares of stock at $11 per share, and the…

Q: In the middle of the year, the price of raw material decreased by 8%. How would this increase affect…

A: Accounting

Q: Each week, Heldi puts money from her paycheck Into her savings account. The table below shows the…

A: The given data is modelled with a linear best fit equation. X axis represents the number of weeks…

Q: Sales last year for a department were $124,560. This year planned sales are forecast to increase by…

A: The sales of last year is $ 124,560.   The increment of 4.2 % in $ 124,560 is:

Q: stephanie has achieved the 45% percentile for long jump compared to 13 year old females. the mean of…

A: From the given information,Mean of the group (µ) = 66Standard deviation (σ)= 4P (X<x ) = 0.45.

Q: Scott Confectionery sells its Stack-o-Choc candy bar for $0.8. The variable cost per unit for the…

A: Detailed explanation mentioned below

Q: Rachael has plotted 10 points on a scatter plot to investigate the relationship between two…

A: From the given information. there are 10 points on a scatter plot to investigate the relationship…