round the following code to two decimals: Q7 % filter(HLTHPLN1 == 2) %>% group_by(CVDSTRK3) %>% summarise(mean_mental = mean(MENTHLTH), sd_mental = sd(MENTHLTH)) %>% as.data.frame()

round the following code to two decimals: Q7 <- brf %>% filter(HLTHPLN1 == 2) %>% group_by(CVDSTRK3) %>% summarise(mean_mental = mean(MENTHLTH), sd_mental = sd(MENTHLTH)) %>% as.data.frame()