Research suggests that laughter improves people’s emotional and physical well-being. Write a research-based essay to inform the reader about the positive effects of laughter on emotional and physical health. Properly cite research evidence to inform the audience about the topic. << read less stylesnormal.

4sentences over a chronicle of a teen killer

Heights of men on a baseball team have a bell-shaped distribution with a mean of 177 cm and a standard deviation of 6 cm. using the empirical rule, what is the approximate percentage of the men between the following values? a. 159 cm and 195 cm b. 165 cm and 189 cm a. 89% of the men are between 159 cm and 195 cm. (round to one decimal place as needed.) b. 89% of the men are between 165 cm and 189 cm. (round to one decimal place as needed.)

If the null hypothesis is false and the researchers do not reject it a type 2 error has been made. true or false