(Solution Library) A new sales program is to be introduced to increase the revenue stream. To determine whether the new program is effective, a random sample
Question: A new sales program is to be introduced to increase the revenue stream. To determine whether the new program is effective, a random sample of 40 accounts is taken. The revenues from each of the accounts before and after the new sales program are here.
| RevenueBefore | Revenue After | |
| 1 | $8,458.585 | $8,423.221 |
| 2 | $6,659.256 | $8,549.033 |
| 3 | $8,455.767 | $8,733.675 |
| 4 | $5,779.723 | $8,407.217 |
| 5 | $6,710.992 | $8,889.006 |
| 6 | $8,061.936 | $8,685.125 |
| 7 | $7,169.542 | $8,133.132 |
| 8 | $6,810.090 | $8,517.291 |
| 9 | $7,321.337 | $9,075.898 |
| 10 | $8,356.419 | $7,880.510 |
| 11 | $6,235.412 | $7,797.373 |
| 12 | $6,322.204 | $7,782.516 |
| 13 | $7,492.789 | $8,352.623 |
| 14 | $6,415.746 | $8,889.696 |
| 15 | $8,462.630 | $8,052.089 |
| 16 | $8,182.738 | $8,021.711 |
| 17 | $5,423.545 | $8,322.659 |
| 18 | $6,175.540 | $8,882.680 |
| 19 | $8,187.399 | $8,094.023 |
| 20 | $8,657.219 | $8,820.925 |
| 21 | $7,554.034 | $9,325.736 |
| 22 | $7,185.587 | $7,859.070 |
| 23 | $8,615.878 | $8,257.270 |
| 24 | $7,490.512 | $8,495.482 |
| 25 | $6,535.821 | $8,675.907 |
| 26 | $9,038.096 | $8,907.589 |
| 27 | $7,247.062 | $8,144.122 |
| 28 | $7,126.964 | $9,058.861 |
| 29 | $8,525.252 | $8,677.923 |
| 30 | $6,679.874 | $9,263.314 |
| 31 | $5,902.088 | $8,176.570 |
| 32 | $6,972.184 | $8,226.425 |
| 33 | $4,904.591 | $7,840.742 |
| 34 | $6,177.321 | $8,358.568 |
| 35 | $6,228.641 | $8,273.615 |
| 36 | $5,842.937 | $9,273.110 |
| 37 | $8,774.475 | $8,728.870 |
| 38 | $7,320.121 | $8,045.773 |
| 39 | $6,668.084 | $8,751.374 |
| 40 | $7,614.433 | $8,509.948 |
- State the appropriate null and alternate hypotheses to test the claim that the new sales program increases the revenue stream.
- Find the standard error, the test statistic, and the p-value.
- Is there significant evidence to support the effectiveness of the sales program at level 5%? Explain.
- Is the distribution of "Revenue Before" normally distributed? Perform a chi-square goodness-of-fit test. Report and interpret the p-value. Is the distribution normal at level 5%?
- Repeat part d for "Revenue After".
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Solution: The downloadable solution consists of 6 pages
Deliverable: Word Document 