Question

Consider the relationship between the number of bids an item on eBay received and the item's...

Consider the relationship between the number of bids an item on eBay received and the item's selling price. The following is a sample of 55 items sold through an auction.

Price in Dollars 104 141 153 173 185
Number of Bids 11 11 11 18 19

Step 1 of 5:

Calculate the sum of squared errors (SSE). Use the values b0=−2.1784 and b1=0.1070 for the calculations. Round your answer to three decimal places.

Step 2 of 5:

Calculate the estimated variance of errors, s2ese2. Round your answer to three decimal places.

Step 3 of 5:

Calculate the estimated variance of slope, s2b1. Round your answer to three decimal places.

Step 4 of 5:

Construct the 90% confidence interval for the slope. Round your answers to three decimal places.

....lower endpoint...uppper endpoint

Step 5 of 5:

Construct the 95% confidence interval for the slope. Round your answers to three decimal places.

....lower endpoint...upper endpoint

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
8. Consider the relationship between the number of bids an item on eBay received and the...
8. Consider the relationship between the number of bids an item on eBay received and the item's selling price. The following is a sample of 5 items sold through an auction. Price in Dollars 20   36 38 41 42 Number of Bids 5 5 5 8 8 Step 1 of 5: Calculate the sum of squared errors (SSE). Use the values b0= 2.1396 and b1= 0.1147 for the calculations. Round your answer to three decimal places. Step 2 of 5: Calculate...
Consider the relationship between the number of bids an item on eBay received and the item's...
Consider the relationship between the number of bids an item on eBay received and the item's selling price. The following is a sample of 5 items sold through an auction. Price in Dollars 28 31 33 37 48 Number of Bids 1 4 7 8 8 Table Step 1 of 5: Calculate the sum of squared errors (SSE). Use the values b0=−4.9386 and b1=0.2977 for the calculations. Round your answer to three decimal places. Step 2 of 5: Calculate the...
Consider the relationship between the number of bids an item on eBay received and the item's...
Consider the relationship between the number of bids an item on eBay received and the item's selling price. The following is a sample of 55 items sold through an auction. Price in Dollars 128128 158158 164164 167167 185185 Number of Bids 1313 1515 1616 1818 1818 Table Copy Data Step 1 of 5: Calculate the sum of squared errors (SSE). Use the values b0=0.8743b0=0.8743 and b1=0.0943b1=0.0943 for the calculations. Round your answer to three decimal places. Calculate the estimated variance...
Consider the relationship between the number of bids an item on eBay received and the item's...
Consider the relationship between the number of bids an item on eBay received and the item's selling price. The following is a sample of 55 items sold through an auction. Price in Dollars 102102 155155 159159 171171 172172 Number of Bids 1414 1515 1515 1818 1818 Table Copy Data Step 1 of 5: Calculate the sum of squared errors (SSE). Use the values b0=8.3189b0=8.3189 and b1=0.0506b1=0.0506 for the calculations. Round your answer to three decimal places. Step 2 of 5:...
Consider the relationship between the number of bids an item on eBay received and the item's...
Consider the relationship between the number of bids an item on eBay received and the item's selling price. The following is a sample of 5 items sold through an auction. Price in Dollars 28 31 33 37 48 Number of Bids 1 4 7 8 8 Table Step 1 of 5: Calculate the sum of squared errors (SSE). Use the values b0=−4.9386 and b1=0.2977 for the calculations. Round your answer to three decimal places. Step 2 of 5: Calculate the...
Consider the relationship between the number of bids an item on eBay received and the item's...
Consider the relationship between the number of bids an item on eBay received and the item's selling price. The following is a sample of 5 items sold through an auction. Price in Dollars 20 26 41 44 47 Number of Bids 10 11 15 16 19 Step 3 of 3 : Calculate the correlation coefficient, r. Round your answer to three decimal places
Consider the relationship between the number of bids an item on eBay received and the item's...
Consider the relationship between the number of bids an item on eBay received and the item's selling price. The following is a sample of 5 items sold through an auction. price in dollars: 32,38,41,44,47 number of bids: 12,13,16,17,19 Step 1 of 3: Calculate the correlation coefficient, r. Round your answer to six decimal places. Step 2 of 3: Determine if r is statistically significant at the 0.01 level. Step 3 of 3: Calculate the coefficient of determination, r2 . Round...
Consider the relationship between the number of bids an item on eBay received and the item's...
Consider the relationship between the number of bids an item on eBay received and the item's selling price. The following is a sample of 55 items sold through an auction. Price in Dollars 23 26 29 35 50 Number of Bids 10 11 15 19 20 Step 3 of 3: Calculate the correlation coefficient, r. Round your answer to three decimal places.
Consider the relationship between the number of bids an item on eBay received and the item's...
Consider the relationship between the number of bids an item on eBay received and the item's selling price. The following is a sample of 55 items sold through an auction. Price in Dollars 29 35 41 44 47 Number of Bids 10 11 12 13 14 Copy Data Step 3 of 3: Calculate the correlation coefficient, r. Round your answer to three decimal places.
Consider the relationship between the number of bids an item on eBay received and the item's...
Consider the relationship between the number of bids an item on eBay received and the item's selling price. The following is a sample of 5 items sold through an auction. Price in Dollars 23 26 32 44 50 Number of Bids 10 13 14 15 17 Step 3 of 3 : Calculate the correlation coefficient, r. Round your answer to three decimal places.