Suppose You Need to Estimate a Difference in Mean Systolic

question 12

Multiple Choice

Suppose you need to estimate a difference in mean systolic blood pressures between men and women. You've constructed a 95% confidence interval for this test and obtained the lower limit of −25.07 and the upper limit of 6.47. What conclusion can you make? ​

• A) There is no statistically significant difference in mean systolic blood pressures between men and women.
• B) We have sufficient evidence to conclude that there is a difference in mean systolic blood pressures between men and women.
• C) There is statistically significant difference in mean systolic blood pressures between men and women.
• D) The test was not conducted correctly.