QUESTION 1 COVID-10 virus has been categorized as a pandemic in March 2020 by the World Health Organization (WHO]. A study was conducted through an online survey to describe the Impact of the COVID-19 pandamis on the monthly spending on health supplement. A random sample of 11 respondents participated in the survey and the result is shown below. Table ! Respondent Before Pandemic During pandemic (RM] (RM) 24 12 35 35 19 27 23 23 15 45 15 20 $6 45 45 72 24 30 100 100 29 85 10 42 75 80 SO Answer the following questions without using any output from any software. ") Calculate the mean monthly spending different before and during COVID-19 pandemic. bj Calculate the standard deviation monthly spending different before and during COVID-19 pandemic. () At (=0.05, can you support the claim that the mean monthly spending on health supplement is higher during as compared to before COVID-19 pandemic? Assume the population variances are equal/