structure(list(Variety = structure(c(1L, 1L, 1L, 1L, 2L, 2L,
2L, 2L, 3L, 3L, 3L, 3L, 4L, 4L, 4L, 4L), .Label = c("Akwa", "Anel",
"Kwarts", "Selie"), class = "factor"), Dose = structure(c(1L,
2L, 3L, 4L, 1L, 2L, 3L, 4L, 1L, 2L, 3L, 4L, 1L, 2L, 3L, 4L), .Label = c("25",
"50", "75", "100"), class = "factor"), avg_AB = c(13.25, 30.75,
24.75, 43.25, 5, 13.5, 19.25, 33, 24.75, 30.25, 42, 50, 8.25,
13.75, 20, 33.5), se = c(5.07004508292157, 6.97892234824669,
4.89806813229169, 5.9273880058107, 3.60555127546399, 4.18756663059996,
2.72390213795262, 2.69920623252731, 4.89806813229169, 2.76295649104878,
4.32600112277906, 3.25137333621173, 3.67301938853737, 2.51956628920818,
2.23606797749979, 1.84197099403252)), row.names = c(NA, -16L), groups = structure(list(
Variety = structure(1:4, .Label = c("Akwa", "Anel", "Kwarts",
"Selie"), class = "factor"), .rows = structure(list(1:4,
5:8, 9:12, 13:16), ptype = integer(0), class = c("vctrs_list_of",
"vctrs_vctr", "list"))), row.names = c(NA, -4L), class = c("tbl_df",
"tbl", "data.frame"), .drop = TRUE), class = c("grouped_df",
"tbl_df", "tbl", "data.frame"))