normal approximation to a binomial test: from 1995 - 2008 in the us 648 people were struck by lightning. 117 of them were women. you want to see if this observation differs from the null hypothesis, that 50% of people who are hit by lightning would be women, based on the proportion of women in the population as a whole. use the binomial test with a normal approximation. what would be the mean for the number of women struck by lightning in the null distribution? round to whole number. answer