Quick Quiz: Conduct a formal hypothesis test of the claim that there is a linear correlation between the two variables. Use a 0.05 significance level. First you will have to find the correlation coefficient, r. A scatterplot shows a linear pattern. Two different tests are designed to measure employee productivity and dexterity. Several employees are randomly selected and tested with these results. Productivity 23 25 28 21 21 25 26 30 34 36 Dexterity requirement hypothesis statements t-score p-value conclusion 49 53 59 42 47 53 55 63 67 75

Q: What two months would the price land on the slanted midline?

A: Here is the actual graph of the price and the midline.

Q: Using the chart of the picture attached answer #15 (the moviegoers age is less than 65)

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Q: Find the list price of a desk that has a net cost of $153 after trade discount of 15/10

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Q: a delis is selling turkey for $2.35 per 500g and chicken for 2.10 per pound. which luncheon meat is…

A: Delis Rate:  500 grams Turkey for $ 2.35  1 pound Chicken for $ 2.10

Q: How much would your savings change by, if at MPC of 81%. vour disposable income increases trom $340…

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Q: Show the grid and place value chart for the following problems: 20% off of a 32 'dollar sweater What…

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Q: The HST in Ontario is 13%. If Carlos purchased a winter coat for $132.50, what is the total cost of…

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Q: The federal poverty level for a family of three is $20,780  What is the annual income for a family…

A: Given, federal poverty level  is $20,780

Q: A new cooler for a restaurant costs $8,500. The useful life is 8 years, and the salvage value is…

A: We know, Annual depreciation amount using straight line depreciation = (Cost- salvage value)/ useful…

Q: Describe the error · %3D

A: The dot product of two vectors, <a, b> and <x, y> is defined as follows.

Q: A shirt is on sale for 15 percent off the original price of x dollars. If a customer has a coupon…

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Q: Solve the following. 1.

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Q: ? = 112; ? = 16 P(x ≥ 90) =

A: Given Data: μ=112σ=16   Assuming X to follow normal distribution

Q: Alex created a map of his neighborhood using a scale of 1 inch street is 6 blocks long, how long…

A: Alex used a scale of  1 inch = 2 block

Q: Can you find an equation to match the following pattern: stage 4 ... 5 items stage 8 ... 4 items…

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Q: Which of the following could not possibly be the value of r?     -.98     .01     -1.01…

A: The correlation coefficient denoted by 'r' is a statistical computation which measures the strength…

Q: The list price, that means the price without a discount, for a new iPad is $650. The local Apple…

A: 20% of iPad price $650 is=650100×20=$130

Q: The amount raised was what percentage more than the funding goal

A: Let's solve.

Q: The sale price of a product is $120, which is 30% off the regular selling price. Find the regular…

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Q: Question 9 Which of the following shows a positive correlation? A B : ●●● : ...

A: The scatterplots are given to identify the positive correlation scatterplot.

Q: At Grocery Mart, tomatoes are $3.15 per pound, or you can buy a 6-pound box for $ What is the unit…

A: Tomatoes are $3.15 per pound or 6 pound for $14